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Capillaires sanguins d'une nageoire de poisson observés au microscope

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Uploaded by on Oct 8, 2010

En classe de 5ème, nous avons observé la nageoire d'un poisson rouge au microscope afin de découvrir l'irrigation sanguine.

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Education

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  • merci cela m'a trop aider pour mon exam de sct( science et technologie)!!!!! :)

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